40007405354236 has 6 divisors (see below), whose sum is σ = 70012959369920. Its totient is φ = 20003702677116.

The previous prime is 40007405354173. The next prime is 40007405354383. The reversal of 40007405354236 is 63245350470004.

It is a junction number, because it is equal to n+sod(n) for n = 40007405354192 and 40007405354201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5000925669276 + ... + 5000925669283.

Almost surely, 2^{40007405354236} is an apocalyptic number.

It is an amenable number.

40007405354236 is a deficient number, since it is larger than the sum of its proper divisors (30005554015684).

40007405354236 is a wasteful number, since it uses less digits than its factorization.

40007405354236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10001851338563 (or 10001851338561 counting only the distinct ones).

The product of its (nonzero) digits is 1209600, while the sum is 43.

The spelling of 40007405354236 in words is "forty trillion, seven billion, four hundred five million, three hundred fifty-four thousand, two hundred thirty-six".